hackhaton-space-stackHackhaton Space Stack
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© 2026 Dzulhelmy Nazri

Building With AI

$defineslash-command--plain-english

Slash Command

TLDRA keyboard shortcut for a whole prompt.

A slash command is a labeled button that pastes a whole paragraph.

You type /review or /hackhaton-space-stack:new and the host expands that into the instructions you were tired of retyping. It is not magic. It is a saved prompt with a short name — the same move as a CLI flag, except the "flag" is a sentence.

The file is the command. new.md becomes /new. The body is the ritual. Optional frontmatter is just a label for the menu.

You choose. The skill notices.

A skill is a document the model can pick when the job matches. A slash command is you picking. Use commands for rituals you run on purpose. Use skills for jobs the agent should notice on its own.

This plugin ships two on purpose: /hackhaton-space-stack:new and /hackhaton-space-stack:add. They do not invent a stack. They point the agent at MCP — plan, then create — the same path as npx create-hackhaton-space-stack@latest mcp. Codex has no slash menu; the skills cover the same workflows there.

Anything you typed twice is a candidate. Handoff notes. "Commit this." "Add PWA." Name it. Slash it.

Do not confuse the button with the system prompt. Standing orders are always on. A command is a doorbell you press.

What this unlocks

Once the ritual has a name, you stop losing the prompt in a snippets app. You fire the same paragraph every time, with $ARGUMENTS dropped in, and the agent shows up already mid-job.

A pasted blob is a habit. A slash is infrastructure.

Related

  • Skill
  • System Prompt
  • CLI
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